John Cronin
Agency patch
Sergeant

John Cronin

Chicago Police Department — Chicago, IL
Accident
End of Watch June 3, 1931
Age 65
Tour of Duty 40 yrs
The Vigil Panel 62 ›
Gender Male

Incident

Sergeant Cronin was struck and killed by a vehicle while inspecting a car parked near the Fillmore Street police station.

Sergeant Cronin had served with the Chicago Police Department for 40 years.

In Our Keeping

Permanent identifier
BO-US-IL-FE1FBDAC
Stewardship
Maintained by NeuraWeb Global Inc.
Added to badge.nw
April 2, 2026
Last updated
July 23, 2026

Honored here by 1 sentinel - 1 tribute.

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Tributes

40 years. You could have gone home.
Sergeant Cronin gave the Chicago Police Department 40 years. Still answering calls at the end.
Thank you for your service to the Chicago community. Gone but never to be forgotten.
Rest easy, Sergeant Cronin.

— S. Vincent Anthony, U.S. Army 1985-1993

Agency

Location Chicago, IL
Platform Identity cpd.cook.il.us.gov.nw

Service Record

End of Watch June 3, 1931
Tour of Duty 40 yrs
Age 65
Gender Male

Incident Details

Cause Accident

Sergeant John Cronin is one of 10,088 officers lost to accidents in the line of duty across the full record of this memorial — 31% of all 32,508 officers honored here.

In IL, 354 of 1,318 officers were lost to accidents in the line of duty — 26.9% of this state's fallen. That is 4.1 percentage points below the national rate of 31%.

At Chicago Police Department, 107 of 571 officers on record were lost to accidents in the line of duty — 18.7% of this agency's fallen.

Chicago Police Department
107
of 571 officers
18.7% Accident
IL — Statewide
354
of 1,318 officers
26.9% Accident
Nationwide
10,088
of 32,508 officers
31% Accident

National Cause Distribution

How Accident compares to all causes of officer death in the memorial record. John Cronin's cause is highlighted.

Felonious
17,623 (54.2%)
Accident
10,088 (31%)
Illness
2,974 (9.1%)
Cardiac
1,306 (4%)
Undetermined
260 (0.8%)
Suicide
256 (0.8%)
vehicular
1 (0%)

How John Cronin Compares

Age at End of Watch
65
This officer
Avg for Accident: 38.1 years
Years of Service
40
This officer
Avg for Accident: 9.1 years

When Accident Deaths Occur

Monthly distribution of Accident deaths across the full memorial record. John Cronin is highlighted in Jun.

Jan
820
Feb
730
Mar
748
Apr
707
May
847
Jun
795
Jul
897
Aug
937
Sep
913
Oct
925
Nov
872
Dec
897

Incident Location